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CN-224216269-U - Packaging air tightness detection device

CN224216269UCN 224216269 UCN224216269 UCN 224216269UCN-224216269-U

Abstract

The utility model discloses a packaging air tightness detection device, which relates to the technical field of plastic suction forming and comprises a workbench, wherein a feeding conveying mechanism, a discharging conveying mechanism, a support, a pushing unit and a displacement unit are fixedly arranged on the workbench, a detection unit is fixedly arranged on the support, and a discharging unit is fixedly arranged on the displacement unit. The beneficial effects lie in through repeatedly filling gassing to the gasbag for the honeycomb panel can repeatedly press the wrapping bag, increases the flow of gas in the wrapping bag, and the microcrack of being convenient for is opened, thereby faster gas tightness to the wrapping bag detects, through dust absorption valve and dust absorption hole's absorption, avoid because of the erroneous judgement that the piece releases gas under the vacuum environment and initiate, improve the efficiency and the accuracy of detection, the gasbag passes through the honeycomb panel and spacing and extrudees the wrapping bag, avoid wrapping bag overexpansion, and the honeycomb panel can disperse the pressure to the wrapping bag, avoid the pressure to concentrate the material that destroys wrapping bag and inside, the security is improved.

Inventors

  • WANG YU
  • WANG TIANYU
  • WANG YAHONG

Assignees

  • 北京希地码科技有限公司

Dates

Publication Date
20260508
Application Date
20250716

Claims (7)

  1. 1. The packaging air tightness detection device is characterized by comprising a workbench (1), wherein a feeding conveying mechanism (7), a discharging conveying mechanism (8), a support (2), a pushing unit and a displacement unit are fixedly arranged on the workbench (1), a detection unit is fixedly arranged on the support (2), the pushing unit is close to the feeding conveying mechanism (7), the displacement unit is close to the discharging conveying mechanism (8), and a discharging unit is fixedly arranged on the displacement unit; The detection unit comprises a first air cylinder (301), a mounting groove (306) and a mounting box (304), wherein the mounting groove (306) is fixedly arranged on the upper surface of the workbench (1), the first air cylinder (301) is fixedly arranged on the support (2), a vacuum cover (302) is fixedly arranged on the telescopic end of the first air cylinder (301), a vacuum valve (303) is fixedly arranged on the upper end of the vacuum cover (302), a sealing component is arranged at the lower end of the vacuum cover (302), an air bag (305) is fixedly arranged in the mounting box (304) and is fixedly arranged in the mounting groove (306), a mounting frame (307) is fixedly arranged on the air bag (305), a honeycomb plate (308) is fixedly arranged on the mounting frame (307), and through holes (309) are formed in the mounting box (304) and the air bag (305).
  2. 2. A package tightness testing device according to claim 1, wherein said testing assembly comprises a first pressure sensor (310) and a second pressure sensor (311), said first pressure sensor (310) being fixedly mounted within said air-bag (305), said second pressure sensor (311) being fixedly mounted on the upper surface of said mounting box (304).
  3. 3. The device for detecting the air tightness of a package according to claim 1, wherein the sealing assembly comprises a sealing ring (312) and a sealing groove (313), the sealing ring (312) is fixedly arranged at the lower end of the vacuum cover (302), the sealing groove (313) is arranged on the workbench (1), the sealing groove (313) is arranged around the mounting groove (306), and the sealing groove (313) is arranged right below the sealing ring (312).
  4. 4. The package air tightness detection device according to claim 1, wherein the pushing unit comprises a second air cylinder (401), the second air cylinder (401) is fixedly arranged on the workbench (1), a push plate (402) is fixedly arranged on the telescopic end of the second air cylinder (401), and the push plate (402) is in sliding connection with the feeding conveying mechanism (7).
  5. 5. The package tightness testing device according to claim 4, wherein said pushing plate (402) is provided with dust suction holes (403) in a side arrangement, and a dust suction valve (404) communicating with said dust suction holes (403) is provided on an upper surface of said pushing plate (402).
  6. 6. The packaging air tightness detection device according to claim 1, wherein the displacement unit comprises a motor (501) and a screw rod (502), the motor (501) is fixedly arranged on the side face of the workbench (1), the screw rod (502) is rotatably arranged on the workbench (1), the screw rod (502) is positioned close to the blanking conveying mechanism (8), the screw rod (502) is fixedly connected with an output shaft of the motor (501), a sliding block (503) is arranged on the screw rod (502) through threaded fit, and a blanking unit is fixedly arranged on the sliding block (503).
  7. 7. The package tightness detection device according to claim 6, wherein the blanking unit comprises a third air cylinder (601), the third air cylinder (601) is fixedly installed on the sliding block (503), a supporting frame (602) is fixedly installed on the telescopic end of the third air cylinder (601), a fourth air cylinder (603) is fixedly installed on the supporting frame (602), and a sucking disc mechanism (604) is fixedly installed on the telescopic end of the fourth air cylinder (603).

Description

Packaging air tightness detection device Technical Field The utility model relates to the technical field of plastic suction molding, in particular to a packaging air tightness detection device. Background The plastic package bag is a package bag which uses plastic as raw material and is used for producing various articles in daily life and industrial production. According to the purposes, plastic packaging bags are divided into two main types, namely, plastic packaging bags for daily use and plastic packaging bags for industrial use, and the sealing rate of products is fully noticed when the plastic packaging bags are manufactured, so that the quality of the products is ensured. Through searching, the patent application of Chinese patent publication No. CN114878109B discloses a plastic packaging bag sealing air tightness detection device, which mainly can drive a pressure detector to move through a moving assembly, so that the detection has flexibility. Compared with the prior art in the related field, the traditional single-cavity static detection relies on passive air leakage, has low detection rate on some micro-crack holes, blocks the micro-crack holes when the packaging bag is deformed, and reduces the detection accuracy and efficiency. Disclosure of utility model The present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a package air-tightness detecting device. The utility model realizes the above purpose through the following technical scheme: The packaging air tightness detection device comprises a workbench, wherein a feeding conveying mechanism, a discharging conveying mechanism, a support, a pushing unit and a displacement unit are fixedly arranged on the workbench, a detection unit is fixedly arranged on the support, the pushing unit is close to the feeding conveying mechanism, the displacement unit is close to the discharging conveying mechanism, and the discharging unit is fixedly arranged on the displacement unit; The detecting unit comprises a first air cylinder, a mounting groove and a mounting box, wherein the mounting groove is fixedly arranged on the upper surface of the workbench, the first air cylinder is fixedly arranged on the support, a vacuum cover is fixedly arranged at the telescopic end of the first air cylinder, a vacuum valve is fixedly arranged at the upper end of the vacuum cover, a sealing assembly is arranged at the lower end of the vacuum cover, the vacuum cover is fixedly arranged at the mounting box, an air bag is fixedly arranged in the mounting box and the mounting groove, a mounting frame is fixedly arranged on the air bag, a honeycomb plate is fixedly arranged on the mounting frame, through holes are arranged on the honeycomb plate, and air pressure detecting assemblies are arranged in the mounting box and the air bag. Further, the detection assembly comprises a first pressure sensor and a second pressure sensor, wherein the first pressure sensor is fixedly arranged in the air bag, and the second pressure sensor is fixedly arranged on the upper surface of the mounting box. Further, seal assembly includes sealing washer and seal groove, and sealing washer fixed mounting is in the lower extreme of vacuum envelope, and the seal groove setting is on the workstation, and the seal groove encircles the mounting groove setting, and the seal groove is located under the sealing washer. Further, the pushing unit comprises a second air cylinder, the second air cylinder is fixedly arranged on the workbench, a push plate is fixedly arranged at the telescopic end of the second air cylinder, and the push plate is connected with the feeding conveying mechanism in a sliding manner. Further, dust collection holes are arranged on the side face of the push plate, and dust collection valves communicated with the dust collection holes are arranged on the upper surface of the push plate. Further, the displacement unit comprises a motor and a screw rod, the motor is fixedly arranged on the side face of the workbench, the screw rod is rotatably arranged on the workbench, the screw rod is located close to the blanking conveying mechanism and fixedly connected with an output shaft of the motor, a sliding block is arranged on the screw rod in a threaded fit mode, and a blanking unit is fixedly arranged on the sliding block. Further, the unloading unit includes the third cylinder, and third cylinder fixed mounting is on the slider, and fixed mounting has the support frame on the flexible end of third cylinder, and fixed mounting has the fourth cylinder on the support frame, and fixed mounting has sucking disc mechanism on the flexible end of fourth cylinder. Compared with the prior art, the beneficial effects are as follows: 1. Through repeatedly filling gassing to the gasbag for the honeycomb panel can be repeated to pressing down the wrapping bag, through the extrusion of honeycomb panel, increases the flow of gas i